<?php
/**
 * Smarty plugin
 * @package Smarty
 * @subpackage plugins
 */

/**
 * assemble filepath of requested plugin
 *
 * @param string $type
 * @param string $name
 * @return string|false
 */
function smarty_core_assemble_plugin_filepath($params, &$smarty)
{
	static $_filepaths_cache = array();
	
	$_plugin_filename = $params['type'] . '.' . $params['name'] . '.php';
	if (isset($_filepaths_cache[$_plugin_filename])) {
		return $_filepaths_cache[$_plugin_filename];
	}
	$_return = false;

	foreach ((array)$smarty->plugins_dir as $_plugin_dir) {

		$_plugin_filepath = $_plugin_dir . DIRECTORY_SEPARATOR . $_plugin_filename;

		// see if path is relative
		if (!preg_match("/^([\/\\\\]|[a-zA-Z]:[\/\\\\])/", $_plugin_dir)) {
			$_relative_paths[] = $_plugin_dir;
			// relative path, see if it is in the SMARTY_DIR
			if (@is_readable(SMARTY_DIR . $_plugin_filepath)) {
				$_return = SMARTY_DIR . $_plugin_filepath;
				break;
			}
		}
		// try relative to cwd (or absolute)
		if (@is_readable($_plugin_filepath)) {
			$_return = $_plugin_filepath;
			break;
		}
	}
	if($_return === false) {
		//Swoole tag libs
		$file = LIBPATH.'/taglib/'.$_plugin_filename;;
		if(file_exists($file))
			$_return = $file;
	}

	if($_return === false) {
		// still not found, try PHP include_path
		if(isset($_relative_paths)) {
			foreach ((array)$_relative_paths as $_plugin_dir) {

				$_plugin_filepath = $_plugin_dir . DIRECTORY_SEPARATOR . $_plugin_filename;

				$_params = array('file_path' => $_plugin_filepath);
				require_once(SMARTY_CORE_DIR . 'core.get_include_path.php');
				if(smarty_core_get_include_path($_params, $smarty)) {
					$_return = $_params['new_file_path'];
					break;
				}
			}
		}
	}

	$_filepaths_cache[$_plugin_filename] = $_return;
	return $_return;
}

/* vim: set expandtab: */

?>
